#include <iostream>
#include <vector>
using namespace std;

int main()
{
    vector<int> v;
    cout << v.size() << endl;
    int a[] = {1,2,3,4,5,6,7,8,9,0};
    for (auto e : a)
    {
        v.push_back(e);
    }
    cout << v.size() << endl;
    return 0;
}